test_xpickle.py 文件源码

def test_unicode(self):
        if not test_support.have_unicode:
            # Python 2.5 has no unittest.skipUnless
            self.skipTest('no unicode support')
        endcases = [u'', u'<\\u>', u'<\\%c>' % 0x1234, u'<\n>', u'<\\>']
        for proto in pickletester.protocols:
            for u in endcases:
                p = self.dumps(u, proto)
                u2 = self.loads(p)
                self.assertEqual(u2, u)

    # The ability to pickle recursive objects was added in 2.7.11 to fix
    # a crash in CPickle (issue #892902).